Matter and Energy Quiz

What is a chemical reaction?

• A process where substances lose their atomic structure

• A process where 2 or more substances combine and end with different substances

• A process where substances are broken down into atoms

• A process where substances remain unchanged

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According to the Law of Conservation of Matter, what must remain the same in a chemical reaction?

• The number of reactants and products

• The type of molecules at the start and end of the reaction

• The mass of the reactants and the mass of the products

• The temperature of the reactants and products

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What is the main purpose of cellular respiration?

• To produce glucose

• To create oxygen

• To transform glucose into usable energy (ATP)

• To consume ATP

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Which high-energy molecule is made during respiration and used for life functions like breathing and moving?

• Glucose

• Carbon dioxide

• ATP

• Oxygen

Which of the following is NOT a product of cellular respiration?

• Carbon dioxide

• Water

• ATP

• Glucose

Where does cellular respiration occur within the cell?

• Nucleus

• Ribosome

• Mitochondrion

• Chloroplast

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What are the waste products of cellular respiration?

• Glucose and ATP

• Oxygen and glucose

• Carbon dioxide and water

• ATP and carbon dioxide

Which organisms perform cellular respiration?

• Only animals

• Only plants

• Only bacteria

• All living things

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How do organisms get glucose for cellular respiration?

• Breathe in carbon dioxide

• Eat food or use photosynthesis to make it

• Produce ATP

• Release oxygen

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What is the primary function of photosynthesis in plants, algae, and other microorganisms?

• To produce oxygen

• To transform light energy into stored chemical energy

• To consume glucose and release energy

• To absorb carbon dioxide and release it back into the atmosphere

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